Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In Bethel, entering December brings a subtle temperature decrement, reducing from November's frosty 49.5°F (9.7°C) to a cold 40.5°F (4.7°C). Throughout the month of December, Bethel observes an average nighttime temperature of 29.3°F (-1.5°C).Humidity
The average relative humidity in December is 80%.Rainfall
In Bethel, in December, during 11.5 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, there are 168.8 rainfall days, and 33.27" (845mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Bethel. In December, it is snowing for 5.4 days. Throughout December, 1.97" (50mm) of snow is accumulated. In Bethel, during the entire year, snow falls for 29.6 days and aggregates up to 15.59" (396mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:09 am and sunset at 4:39 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:48 pm EST.
Sunshine
The average sunshine in December is 4.6h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is December in Bethel?
What is the average humidity in December in Bethel?
How many days does it rain in December in Bethel?
How many days does it snow in December in Bethel?
What is the month with the shortest days in Bethel?
What is the average length of the day in December in Bethel?
When is the sunrise / sunset in December in Bethel?
How many hours of sunshine does Bethel have in December?
When is the lowest UV index in Bethel?
How high is the UV index in December in Bethel?
Average temperature in December
Bethel, PA
- Average high temperature in December: 40.5°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Bethel, PA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Bethel, PA
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Bethel, PA
- Average humidity in December: 80%
The months with the highest relative humidity are February, May and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Bethel, PA
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in December
Bethel, PA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Bethel, PA
- Average snowfall in December: 1.97"
The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bethel, PA
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bethel, PA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Bethel, PA
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in December
Bethel, PA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Bethel, PA
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Bethel, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, June, July, November and December (6mi).
The months with the lowest visibility are February, May, August, September and October (5mi).
Bethel, Pennsylvania, USA
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